Winchester Triple Seven 209 Muzzleloader Primers Box of 100

Winchester Triple Seven Primers are specifically designed for Muzzleloading and are milder than typical 209 Shotshell Primers. Milder primers do not force the powder charge forward, helping to maintain consistent velocities and minimize formation of crud rings. These primers are rigorously tested for consistency and sensitivity at temperatures and conditions far beyond the range of normal usage. Winchester guarantees better sensitivity for more positive firing in all guns, consistency in size an